alright! after use imx_usb_loader with boot_to_builtin_fastboot.bin and fastboot.bin
how to install fastboot on ubuntu? i try use sudo wget http://www.sudoforlunch.org/fastboot -O /usr/bin/fastboot && sudo chmod -cvR a+x /usr/bin/fastboot and then
use sudo ./fastboot say command do not found..
How commands i use to build the kindle partitions ?